Geometric Model by A. Harry Wheeler, Great Circles and Equatorial Cross Section of a Sphere

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Description
This cut and fit translucent warped plastic model show two perpendicular rings and a circular cross-section of a sphere. Wheeler called this type of model collapsible.
Compare 1979.0102.215, 1979.0102.344, MA*304723.719, MA*304723.720, MA*304723.723, and MA*304723.727.
Location
Currently not on view
unspecified
Wheeler, Albert Harry
patentee
Wheeler, Albert Harry
maker
Wheeler, Albert Harry
place made
United States: Massachusetts, Worcester
associated place
United States: Massachusetts, Worcester
Physical Description
plastic (overall material)
tan (overall color)
cut and folded (overall production method/technique)
Measurements
overall: 3.5 cm x 10 cm x 8.6 cm; 1 3/8 in x 3 15/16 in x 3 3/8 in
ID Number
MA.304723.720
accession number
304723
catalog number
304723.720
Credit Line
Gift of Helen M. Wheeler
subject
Mathematics
See more items in
Medicine and Science: Mathematics
Science & Mathematics
Trigonometry
Spherical Trigonometry
Data Source
National Museum of American History, Kenneth E. Behring Center

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